When did interdivisional trains begin running through between Subdivisions? St. Louis (Lindenwood Yard) and Springfield - Rolla Subdivision and Lebanon Subdivision? Springfield and Tulsa (Cherokee Yard) - Springfield Subdivision and Cherokee Subdivision? Kansas City and Springfield - Kansas City Subdivision - Ashgrove Subdivision? St. Luis (Lindenwood Yard) and Memphis - St. Louis Subdivision, Chaffee Subdivision and Memphis Subdivision? Others?
